16963375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 48

約数和(自身を含む): 25350624

約数和(自身を除く): 8387249

約数列:

[1, 5, 11, 13, 25, 55, 65, 73, 125, 143, 169, 275, 325, 365, 715, 803, 845, 949, 1375, 1625, 1825, 1859, 3575, 4015, 4225, 4745, 9125, 9295, 10439, 12337, 17875, 20075, 21125, 23725, 46475, 52195, 61685, 100375, 118625, 135707, 232375, 260975, 308425, 678535, 1304875, 1542125, 3392675, 16963375]

約数ペア:

[(1, 16963375), (5, 3392675), (11, 1542125), (13, 1304875), (25, 678535), (55, 308425), (65, 260975), (73, 232375), (125, 135707), (143, 118625), (169, 100375), (275, 61685), (325, 52195), (365, 46475), (715, 23725), (803, 21125), (845, 20075), (949, 17875), (1375, 12337), (1625, 10439), (1825, 9295), (1859, 9125), (3575, 4745), (4015, 4225)]